Los Altos Hills September Weather Averages California, United States of America

September Weather Averages for Los Altos Hills

High Temp	24°C	76°F
Low Temp	15°C	59°F
Avg Temp	19°C	66°F
Sunshine Hours	324 hours
Rainfall	3.15 mm	0.12 In
Rain days	0 days
Pressure	1013 mb	30 In

Los Altos Hills September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	26°C / 78°F	14°C / 58°F	19°C / 67°F	357 hours	0.00 mm / 0.00 In	0 days	1013 mb / 30 In
2009	26°C / 79°F	15°C / 59°F	20°C / 68°F	342 hours	4.40 mm / 0.17 In	0 days	1014 mb / 30 In
2010	24°C / 74°F	15°C / 59°F	18°C / 65°F	333 hours	0.60 mm / 0.02 In	0 days	1013 mb / 30 In
2011	23°C / 74°F	15°C / 60°F	19°C / 66°F	347 hours	0.40 mm / 0.02 In	0 days	1014 mb / 30 In
2012	22°C / 71°F	14°C / 57°F	17°C / 63°F	347 hours	0.00 mm / 0.00 In	0 days	1015 mb / 30 In
2013	22°C / 72°F	15°C / 59°F	18°C / 64°F	326 hours	14.70 mm / 0.58 In	1 days	1013 mb / 30 In
2014	23°C / 74°F	16°C / 60°F	19°C / 66°F	328 hours	2.20 mm / 0.09 In	1 days	1012 mb / 30 In
2015	25°C / 77°F	16°C / 61°F	20°C / 68°F	285 hours	3.90 mm / 0.15 In	1 days	1012 mb / 30 In
2016	24°C / 75°F	15°C / 59°F	19°C / 66°F	351 hours	0.00 mm / 0.00 In	0 days	1015 mb / 30 In
2017	26°C / 78°F	18°C / 64°F	21°C / 70°F	312 hours	1.20 mm / 0.05 In	0 days	1013 mb / 30 In
2018	24°C / 74°F	15°C / 59°F	19°C / 66°F	348 hours	0.00 mm / 0.00 In	0 days	1013 mb / 30 In
2019	24°C / 74°F	17°C / 62°F	20°C / 68°F	327 hours	3.20 mm / 0.13 In	1 days	1014 mb / 30 In
2020	27°C / 81°F	17°C / 62°F	21°C / 71°F	350 hours	0.20 mm / 0.01 In	0 days	1014 mb / 30 In
2021	26°C / 79°F	13°C / 55°F	19°C / 65°F	347 hours	0.40 mm / 0.02 In	0 days	1014 mb / 30 In
2022	27°C / 80°F	15°C / 58°F	20°C / 67°F	306 hours	13.40 mm / 0.53 In	1 days	1012 mb / 30 In
2023	23°C / 73°F	12°C / 53°F	16°C / 61°F	251 hours	3.80 mm / 0.15 In	1 days	1015 mb / 30 In
2024	25°C / 77°F	12°C / 54°F	17°C / 63°F	282 hours	2.03 mm / 0.08 In	0 days	1012 mb / 30 In

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